From 40c63d1255642b8d70d7b5ce5b85a50f6af8a00d Mon Sep 17 00:00:00 2001
From: Divy Srivastava <dj.srivastava23@gmail.com>
Date: Sun, 12 Sep 2021 02:19:53 +0530
Subject: feat(ext/crypto): verify ECDSA signatures (#11739)

---
 ext/crypto/key.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'ext/crypto/key.rs')

diff --git a/ext/crypto/key.rs b/ext/crypto/key.rs
index d2420bfe9..663217887 100644
--- a/ext/crypto/key.rs
+++ b/ext/crypto/key.rs
@@ -4,6 +4,7 @@ use ring::agreement::Algorithm as RingAlgorithm;
 use ring::digest;
 use ring::hmac::Algorithm as HmacAlgorithm;
 use ring::signature::EcdsaSigningAlgorithm;
+use ring::signature::EcdsaVerificationAlgorithm;
 use serde::Deserialize;
 use serde::Serialize;
 
@@ -57,6 +58,15 @@ impl From<CryptoNamedCurve> for &EcdsaSigningAlgorithm {
   }
 }
 
+impl From<CryptoNamedCurve> for &EcdsaVerificationAlgorithm {
+  fn from(curve: CryptoNamedCurve) -> &'static EcdsaVerificationAlgorithm {
+    match curve {
+      CryptoNamedCurve::P256 => &ring::signature::ECDSA_P256_SHA256_FIXED,
+      CryptoNamedCurve::P384 => &ring::signature::ECDSA_P384_SHA384_FIXED,
+    }
+  }
+}
+
 impl From<CryptoHash> for HmacAlgorithm {
   fn from(hash: CryptoHash) -> HmacAlgorithm {
     match hash {
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